Maricopa Community Colleges  SUN106   19972-20046 
Official Course Description: MCCCD Approval: 10/22/96
SUN106 19972-20046 LEC 1 Credit(s) 1 Period(s)
Floor Systems
Framing systems, floor construction, center beam and post support systems. Construction of sills, joists and bridging. Subflooring, mechanical connectors and the use of prefabricated joists. Prerequisites: (Indentured status with the Arizona Builders Alliance and SUN102) or permission of the apprenticeship coordinator.
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MCCCD Official Course Competencies:
 
SUN106   19972-20046 Floor Systems
1. Identify and describe types of framing systems. (I)
2. Explain specific types of sill construction and describe the construction of a center beam and post support system. (II)
3. Lay out a floor including the sill, joists, bridging and openings. (III)
4. Identify specific types of bridging and explain the effects of notching and drilling floor joists. (IV)
5. Describe the types of sub-flooring and how it is applied. (V)
6. Identify specific types of mechanical connectors and explain how each is installed. (VI)
7. Describe the use of prefabricated joists in floor construction. (VII)
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MCCCD Official Course Outline:
 
SUN106   19972-20046 Floor Systems
    I. Framing In Wood
        A. Shrinkage
          1. Definition
          2. Process
          3. Causes
          4. Effect on frame selection
        B. Early brace frame
          1. Vertical position
          2. Basic construction
        C. Balloon frame
          1. Joints
          2. Ribbon
        D. Modern brace frame
          1. Improvements from early brace frame
          2. Basic construction
        E. Platform Frame
          1. Basic construction
          2. Sole plate
          3. Top plate
        F. Plank and beam frame
          1. Member size
          2. Spacing frequency
      II. Construction
          A. Sills
            1. Sill plates
            2. Placement
            3. Anchoring
          B. Beams
            1. Construction
            2. Placement
          C. Posts
            1. Wood
            2. Brick
            3. Screw jacks
            4. Lally columns
          D. Joists
            1. Type
            2. Installation
        III. Layout
            A. Sill plates
            B. Joists
            C. Girder Beams
            D. Bridging
            E. Openings
          IV. Bridging
              A. Furring strips
              B. Solid
              C. Metal
              D. Notching and drilling joists
                1. Code requirements
                2. Limitations
            V. Subflooring
                A. Plywood sheets
                  1. Code requirements
                  2. Installation
                B. Tongue-and-groove plywood
                C. Boards
                D. Planking
                E. Other
                  1. Flake board
                  2. Chip board
                  3. Particle board
                  4. Fiber board
                F. Nails
                  1. Sinker
                  2. Grooved
                  3. Spiraled
              VI. Connectors
                  A. Girder anchors
                  B. Post caps
                    1. Single
                    2. Twin
                  C. Joist hangers
                    1. Standard
                    2. Speed prong
                    3. UTF (Uniform - Top Floor)
                    4. Slope/skew
                    5. Specific skew
                    6. HU-HUC (Hanger Uniform - Hanger Uniform Custom)
                  D. Purlin hangers
                  E. Framing hangers
                VII. Prefabricated Floor Joists
                    A. Advantages
                      1. Versatile
                      2. Clear span
                      3. Quality assurance
                      4. Strength
                      5. Ease of installation
                      6. Light weight
                      7. Open web design
                      8. Nailable
                      9. Durable
                      10. Available
                      11. Inspectable
                      12. Cost effective
                    B. Types - wood
                      1. Top chord bearing
                      2. Bottom chord bearing
                      3. Mid-depth bearing
                      4. Intermediate bearing
                      5. Bottom chord bearing-firewall
                      6. Continuous ribbon
                      7. Plywood ribbon
                    C. Steel
                    D. Plywood
                    E. FlorTruss (trademark)
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